{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004460","490:4900003890","490:4900000562","490:4900001869","490:4900002493","490:4900002952","490:4900002490","490:4900002189","466:4660012905","490:4900001846","490:4900007266","496:4960008028","490:4900007391","496:4960009070","490:4900004036","490:4900002029","490:4900002925","490:4900000076","490:4900000690","490:4900000492","466:4660013842","487:4870005569","490:4900000669","490:4900001207","490:4900001083"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,490,490,496,490,496,490,490,490,490,490,490,466,487,490,490,490],"twin_sims":[0.6291210411604976,0.521029900415086,0.4674561196064294,0.39833464364189675,0.3976548457865775,0.39603031279926826,0.3647473770429024,0.3644412671964569,0.3470588487224188,0.3469552325837154,0.3462943740221355,0.34330445307203944,0.33878409306187973,0.3353858407690585,0.33523176827992784,0.33488071358826976,0.3321242059350927,0.3280653295641796,0.32368078067023653,0.32150181388655075,0.3196400128326896,0.3177080439901285,0.3147198961048707,0.3096420551967506,0.30874472101149997],"twin_dists":[0.12503502027370786,0.1483014072649667,0.16016739713441552,0.17621463227166853,0.1763780529270318,0.1767691034325285,0.18445380636086942,0.18453056674478707,0.18894492150298384,0.18897157602860745,0.18914167622112982,0.18991341666589995,0.1910870186562913,0.19197484633713682,0.19201521439484737,0.19210723076826391,0.19283158102787593,0.19390417663486265,0.19507109027808173,0.19565427440760277,0.19615432517951914,0.19667495449095215,0.19748373532019967,0.19886819064820754,0.19911419237720274],"n_dims_used":45,"mean_confidence":0.9149127536349826},"coverage":{"mean_confidence":0.9149127536349826,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}